The method of measuring polysaccharide content in culture medium of Nostoc flagelliforme cells as well as extraction, primary isolation and purification of polysaccharide was described in this paper.

• 本文对发菜细胞培养液中多糖含量的测定方法、发菜多糖的提取和初步分离纯化进行了研究,并开发研制了以发菜细胞培养液和发菜多糖为主要原料的两个产品。